121 results about "Gaseous Mediators" patented technology

A lamp is provided having an arctube having a light-transmitting envelope. The arctube is surrounded by a gaseous medium confined by a containment envelope such as a hermetic shroud. The gaseous medium is preferably He or H₂ or Ne or another gas whose thermal conductivity is greater than that of N₂ at 800° C., or a mixture thereof, to help cool the arctube. The inside and/or outside of the shroud may be coated with a diffusion barrier. To help cool the hot spot of the arctube the gap between the shroud and the envelope can be made small, the portion of the shroud wall near the arc can be thickened, the arctube can be offset above the longitudinal axis of the shroud, and the return lead of the arctube can be located between the shroud and the arctube.

Provided is a device and method for detecting the presence of a material in a gaseous medium, including a reaction assembly including at least one detection unit including a matrix adapted for exposure to the gaseous medium, such that at least part of the gaseous medium comes into contact with the matrix; the matrix being configured for capturing a gas-borne particle of a material carried by the gaseous medium, and for permitting a liquid or solute reagent to come in contact with the matrix, thereby enabling said liquid reagent to react with said particle to yield an optically altered reaction product.

The invention discloses a system applying medium of a low boiling point into a low and medium-temperature geothermal well for obtaining heat, which comprises an underground heat exchanger, a steam collector, a steam utilization device, a compressor, a storage tank for the medium of the low boiling point and a medium pump, wherein the liquid medium inlet of the underground heat exchanger is connected with the outlet of the medium pump; the steam outlet of the underground heat exchanger is connected with the inlet of the steam collector; the outlet of the steam collector is connected with the inlet of the steam utilization device; the outlet of the steam utilization device is connected with the gaseous medium inlet of the compressor; the outlet of the liquid medium of the compressor is connected with the inlet of the storage tank for the medium of the low boiling point; and the outlet of the storage tank for the medium of the low boiling point is connected with the inlet of the medium pump. In the system, the heat of underground hot water is utilized to change the liquid medium in the underground heat exchanger into high-temperature steam, and the high-temperature steam becomes the energy of various pieces of equipment. The system has the advantages of simple process, low energy consumption and no pollution, and is a powerful supplement for the traditional energy.

A gravity separator includes a vessel within which a mixture containing water, oil, and gas can separate under gravity to form vertically discrete oil and water layers and a gas phase. An inlet duct communicates with a vessel entrance for the mixture containing water, oil, and gas. The inlet duct of the gravity separator includes a gas injector that injects a gaseous medium in a volume in the range of from 0.01-1.9 Sm³ of the gaseous medium per 1 m³ of the mixture into the mixture containing water, oil, and gas.

The invention discloses a cooling device, a stator and a wind driven generator. The cooling device comprises an air cooling system and a liquid cooling pipeline; the air cooling system comprises a gaseous medium flowing path enabling a gaseous medium to circulate in the wind driven generator and a first heat exchange device arranged on the gaseous medium flowing path; the liquid cooling pipeline comprises a first part located in the first heat exchange device and a second part located in the stator or on the outer surface of the stator; and cooling liquid in the liquid cooling pipeline flows through the first part and the second part in sequence. With the air cooling system and the liquid cooling pipeline combined, the cooling efficiency of the wind driven generator is improved, the internal temperature rise and temperature gradient of the wind driven generator are reduced, and the cooling device has the advantages of high reliability, easiness in maintenance and low cost.

The invention relates to a filling station, in particular a hydrogen-filling station, for filling vehicles with a gaseous and/or liquid medium, in particular gaseous and liquid hydrogen, comprising: a) a storage device (S), It is used to store the liquefied medium, b) the liquid medium output unit (F), to which the liquefied medium can be delivered from the storage device (S), c) the compressor (V), connected in front of the compressor The evaporator (E), the heater (C) connected behind the compressor (V) and the intermediate storage device (Z) connected behind the heater (C), the intermediate storage device is used to temporarily store the compressed The gaseous medium, d) the gaseous medium output unit (G) connected behind the intermediate storage device (Z), e) the fuel cell (B), the gaseous medium can be taken from the storage device (S) and/or the intermediate storage device (Z ) to the fuel cell (8, 9) and the fuel cell provides energy to the compressor (V), f) a control unit (L) powered by the fuel cell (B) for controlling the compressor (V ), a gaseous medium output unit (G) and/or a liquid medium output unit (F).

The invention relates to a method and a system for producing a gaseous medium containing a disinfecting agent and for monitoring and regulating the concentration and quality of the gaseous medium. The method preferably comprises the determination of the concentration of a substance or reagent in a sample of a gaseous medium in which a disturbing substance is present by means of light absorption and its equipment. By measuring the absorption of light at two different wavelengths, the influence of disturbing substances such as dust particles, dirt and air bubbles (aerosols) can be detected and compensated for. The actual concentration can be determined with high precision by measuring the intensity of light emitted from the light source but not passing through the measurement sample while measuring the absorption characteristics of light of each measurement wavelength passing through the sample. The method and system are used to sterilize packaging materials, packaging containers and packaging or filling machines in the food industry.

The invention relates to an unsteady-state oil gas recovery system. The system comprises a gas inlet system, a safety system, a first-stage condensation system, a second-stage condensation system, a cryogenic heat exchange system, a first-stage ethylene glycol cooling system, a second-stage ethylene glycol cooling system, an ethylene glycol storing and conveying system, a low-temperature oil gas heating system, a low-temperature nitrogen heating system, a liquid nitrogen conveying and adjusting system, a condensate recycling and conveying system and a defrosting system. The first-stage condensation system and the second-stage condensation system adopt a low-temperature ethylene glycol-water solution as a refrigerant; a gaseous medium is not used as a refrigerant, so that the condensation temperature of the oil gas can be more accurately controlled, high-boiling-point components in the oil gas are condensed into a liquid phase and flow into a condensate storage tank, and the phenomena that the heat exchanger is frozen and blocked and stable operation of the whole system is influenced due to frosting caused by excessive condensation are avoided.

The invention discloses a heat leakage test device and a method of using the same. The device specifically includes a first heat insulation container, a second heat insulation container, a liquid medium source, a gaseous medium source, a liquid level gauge and a flow meter, and the first heat insulation container The valve cover assembly of the low temperature valve is placed in the second thermal insulation container, the liquid medium source provides liquid medium to the first thermal insulation container, and the gaseous medium source provides gaseous medium to the first thermal insulation container, The flow meter is in communication with the first insulated container, and further includes a temperature sensor for measuring the temperature of the fluid flowing into the flow meter from the first insulated container and a pressure for measuring the pressure of the fluid flowing from the first insulated container into the flow meter The sensor, the temperature sensor and the pressure sensor are all connected with the processor, and are used for transmitting the detected temperature signal and pressure signal to the processor for exchange calculation. The heat leakage test device and the use method thereof provided by the present invention can effectively test the heat leakage of low temperature valves.

A method and a device monitors the quality of gaseous media dispensed by a filling station, in particular hydrogen, by an infrared measuring system. The infrared measuring system is connected into the dispensing path of the respective gaseous medium extending from the filling station to a consumer, and measures the transmission of infrared radiation at different wavelengths and different pressures. From the transmission measurements, the concentration of contaminants, which influence the quality, is calculated. At least when predetrminable quality parameters are exceeded, this exceeding is indicated.

The invention relates to a gas pressure limiting valve (1) for controlling a gaseous medium, in particular hydrogen, comprising a housing (7) and a valve element assembly (17). The valve element assembly (17) has a valve element (3), which opens and closes, and is thus movable, in the direction of a longitudinal axis (14), and a stationary seal seat plate (2). Either the seal seat plate (2) or thevalve element (3) has a seal seat edge (12) which encircles the longitudinal axis (14) and which forms a seal seat (6) together with the respective other component in the closed state of the valve (1). The gas pressure limiting valve also comprises a closing spring (8) which is arranged in the housing (7) in the direction of the longitudinal axis (14), and the closing spring (8) is supported against a closing spring support (11) on one side in the direction of longitudinal axis (14) and at least indirectly against the valve element (3) on the opposite side. According to the invention, the valve element (3) or the seal seat plate (2) has an elastomer coating (4) such that the elastomer coating (4) forms the seal seat (6) together with the seal seat edge (12) of either the seal seat plate (2) or the valve element (3) in the closed state of the valve (1); the seal seat plate (2) or the valve element (3) has a circumferential stop (5); and the penetration depth of the circumferential sealseat edge (12) into the elastomer coating (4) is limited in the direction of longitudinal axis (14) by the circumferential stop (5).

The invention relates to a proportional valve (1) for controlling a gaseous medium, in particular hydrogen, comprising a valve housing (2), in which a closing element (10) arranged therein interacts with a valve seat (19) in order to open and close at least one passage opening (18). Furthermore, an armature device (25), which is operatively connected to the closing element (10), and an electromagnet (26) are provided, by means of which electromagnet a magnetic force can be produced on the armature device (25) and the armature device (25) can move reciprocatingly along a longitudinal axis (40) of the proportional valve (1). Moreover, the electromagnet (26) comprises an inner pole (14), an outer pole (13) and a solenoid coil (12) and the armature device (25) composes an armature (8). The valve housing (2) and the inner pole (14) are magnetically connected to each other by means of a magnetic choke point (20). The magnetic choke point (20) is formed in an axial region of extent of the armature (8). Furthermore, the inner pole (14) has a cavity (21) having a cavity edge (35). The armature (8) plunges in said cavity (21) during the reciprocating motion of said armature. In a closed position of the proportional valve (1), an end face (33) of the armature (8) lies at the same height as the cavity edge (35) of the cavity (21) with respect to the longitudinal axis (40), the cavity edge (35) forming the end of the magnetic choke point (20).

The present disclosure provides, in part, a self-contained, point-of-care device for the early detection of infection, or other pathologic conditions that can lead to system inflammation, by the detection of the endogenous gaseous mediator nitric oxide (NO.) and methods of use.

The invention provides a heat exchange device, system and method of an air energy water heater. The heat exchange device comprises a compression module, a first heat exchange module, a second heat exchange module and an evaporation module, wherein the compression module is used for heating and pressurizing an original gaseous medium so as to output a first gaseous medium; the first heat exchange module is used for receiving the first gaseous medium and transferring heat energy stored in the first gaseous medium to first liquid in a heat transfer mode, and the first liquid is heated to form second liquid; the second heat exchange module is used for receiving the first gaseous medium and transferring the heat energy stored in the first gaseous medium to third liquid in a heat transfer mode, and the third liquid is heated to form fourth liquid; and the evaporation module is used for receiving the liquid medium and performing evaporation treatment to form the original gaseous medium. The heat exchange device of the air energy water heater is good in heating effect and high in heating temperature.

The invention relates to a device for filling containers with filling material in powder form, comprising: at least one metering wheel (29); a metering chamber (28a, 28b); at least one container (27) for discharging into the metering chamber (28a, 28b) a filling material (21) to be metered; at least one filter (36) which is mounted on the metering chamber (28a, 28b), the filter (36) being non-permeable to the filling material (21) and permeable to a gaseous medium; at least one feed (46) for the gaseous medium, to influence the filling material (21) to be metered in the metering chamber (28a, 28b) by means of the gaseous medium via the filter (36), at least one transport means (43) being provided to displace the filter (36) such that a new region of the filter (36) reaches the underside of the metering chamber (28a, 28b).

The invention discloses a method for testing a pressure rise rule of an LNG cylinder. The method comprises the following steps: 1, acquiring operation parameters of the cylinder and giving initial calculation conditions; 2, starting to perform cycle calculation according to known conditions, and calculating liquid specific heat, latent heat of vaporization, gas specific heat and pressure by using temperature; 3, calculating the final temperature of the medium in the gas cylinder by adopting a forward difference method; 4, the final evaporation rate, the gaseous medium mass and the liquid medium mass are determined according to the obtained final temperature of the medium in the gas cylinder; 5, the pressure in the gas cylinder is judged, if the pressure is smaller than the take-off pressure of the safety valve, the second step is executed again to continue circulation calculation, and if the pressure is larger than or equal to the take-off pressure of the safety valve of the gas cylinder, circulation is ended. According to the method, the process of pressure rise caused by heat transfer and LNG evaporation in the LNG cylinder is calculated under the guidance of heat transfer theory, theoretical analysis and the like, and reliable theoretical support is provided for safe storage and transportation of the LNG cylinder.

The invention relates to an electronic atomization device and a heating assembly and a heating body thereof. The heating body comprises a heating element and a columnar heat conduction isolation element. The heat-conducting isolation element is of a hollow structure with two through ends, and the inner side of the heat-conducting isolation element is provided with a mounting part for mounting the liquid guide element; the heating element is arranged on the outer surface of the heat conduction isolation element so that the heating element can be isolated from an atomization medium and/or a gaseous medium formed after atomization through the heat conduction isolation element, and heat conduction can be carried out on the heating element and the atomization medium through the heat conduction isolation element. The heating body can prevent a heating structure from being in direct contact with an atomizing medium, reduce the generation probability of harmful substances, avoid concentration of the atomizing medium, improve the atomizing amount, improve the taste of atomized gas after atomization, prolong the anti-fatigue life of the heating structure and increase the practical frequency of the atomizing device.

Embodiments of the present disclosure relate to media resistant pressure sensors for large pressure ranges. A pressure sensor (10; 20; 30), comprising a housing (11), a flexible membrane (12) forming a sealed cavity (13) together with the housing (11), a sensor element (14) arranged in the cavity (13), and a gaseous medium (15) located in the cavity (13).